4x8, 6x8 and 8x16 Neon dot product GEMM microkernels

PiperOrigin-RevId: 333462985
diff --git a/BUILD.bazel b/BUILD.bazel
index b85024e..75d0737 100644
--- a/BUILD.bazel
+++ b/BUILD.bazel
@@ -1748,17 +1748,23 @@
 
 NEONDOT_UKERNELS = [
     "src/qs8-gemm/gen/1x8c4-minmax-neondot.c",
+    "src/qs8-gemm/gen/4x8c4-minmax-neondot.c",
+    "src/qs8-gemm/gen/6x8c4-minmax-neondot.c",
     "src/qs8-gemm/gen/8x8c4-minmax-neondot.c",
     "src/qs8-gemm/gen/12x8c4-minmax-neondot.c",
     "src/qs8-gemm/gen/1x16c4-minmax-neondot.c",
     "src/qs8-gemm/gen/4x16c4-minmax-neondot.c",
     "src/qs8-gemm/gen/6x16c4-minmax-neondot.c",
+    "src/qs8-gemm/gen/8x16c4-minmax-neondot.c",
     "src/qs8-igemm/gen/1x8c4-minmax-neondot.c",
+    "src/qs8-igemm/gen/4x8c4-minmax-neondot.c",
+    "src/qs8-igemm/gen/6x8c4-minmax-neondot.c",
     "src/qs8-igemm/gen/8x8c4-minmax-neondot.c",
     "src/qs8-igemm/gen/12x8c4-minmax-neondot.c",
     "src/qs8-igemm/gen/1x16c4-minmax-neondot.c",
     "src/qs8-igemm/gen/4x16c4-minmax-neondot.c",
     "src/qs8-igemm/gen/6x16c4-minmax-neondot.c",
+    "src/qs8-igemm/gen/8x16c4-minmax-neondot.c",
 ]
 
 SSE_UKERNELS = [